German submarine U-333 was a Type VIIC U-boat of the Nazi German Kriegsmarine during World War II. The submarine was laid down on 11 March 1940 at the Nordseewerke yard at Emden, launched on 14 June 1941, and commissioned on 25 August 1941 under the command of Kapitänleutnant Peter-Erich Cremer. After training with the 5th U-boat flotilla at Kiel, on 1 January 1942 U-333 was transferred to the 3rd U-boat Flotilla based at La Pallice for front-line service. U-333 bore the "three little fishes" emblem on its conning tower.